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Diamond Provenance & Source Initiative

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Diamond Provenance at every link of the value chain

Diamond Provenance & Source Initiative

The TrustChain™ Initiative

Why Lab Grown diamonds? – Diamond Origin

A Buyer's Handbook on How to Verify Diamond Traceability

GIA Extends Diamond Origin Services With GIA Source Verify™ - India's leading B2B gem and jewellery magazine

Differentiating diamonds: proving the provenance of precious gems - Mining Technology

Diamond Provenance & Source Initiative

Tiffany & Co. Is Leading the Way in Diamond Traceability

Certified Sustainability Rated Diamonds